Synaptics Touchpad not working dynabook TECRA A40-G

Bug #1903858 reported by Ada
18
This bug affects 3 people
Affects Status Importance Assigned to Milestone
linux (Ubuntu)
In Progress
Undecided
Unassigned

Bug Description

Hi,

I've got a (toshiba) dynabook TECRA A40-G with a non-functional touchpad.

I tried the different debug steps on https://wiki.ubuntu.com/DebuggingTouchpadDetection/

This is on
Description: Ubuntu 20.04.1 LTS
Release: 20.04

xserver-xorg-input-libinput:
  Installed: 0.29.0-1
  Candidate: 0.29.0-1
  Version table:
 *** 0.29.0-1 500
        500 http://nl.archive.ubuntu.com/ubuntu focal/main amd64 Packages
        100 /var/lib/dpkg/status

It sometimes "works" to move the pointer the slightest amount or to 'press and hold" when moving the usb mouse but not really enough to justify 'working and then not'.

Please find attached debugging steps.

ProblemType: Bug
DistroRelease: Ubuntu 20.04
Package: xserver-xorg-input-libinput 0.29.0-1
ProcVersionSignature: Ubuntu 5.4.0-53.59-generic 5.4.65
Uname: Linux 5.4.0-53-generic x86_64
ApportVersion: 2.20.11-0ubuntu27.11
Architecture: amd64
CasperMD5CheckResult: skip
Date: Wed Nov 11 11:40:10 2020
DistUpgraded: Fresh install
DistroCodename: focal
DistroVariant: ubuntu
InstallationDate: Installed on 2020-11-08 (2 days ago)
InstallationMedia: Kubuntu 20.04.1 LTS "Focal Fossa" - Release amd64 (20200731)
Lsusb:
 Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
 Bus 001 Device 003: ID 04f2:b689 Chicony Electronics Co., Ltd TOSHIBA Web Camera - HD
 Bus 001 Device 004: ID 8087:0029 Intel Corp.
 Bus 001 Device 002: ID 275d:0ba6 USB OPTICAL MOUSE
 Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
MachineType: Dynabook Inc. dynabook TECRA A40-G
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-5.4.0-53-generic root=UUID=976c7b49-f194-41a9-86fa-7f2513dc77be ro quiet splash vt.handoff=7
SourcePackage: xserver-xorg-input-libinput
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 04/28/2020
dmi.bios.vendor: Dynabook Inc.
dmi.bios.version: Version 3.10
dmi.board.asset.tag: 0000000000
dmi.board.name: A0104/0002
dmi.board.vendor: Dynabook Inc.
dmi.board.version: Version A0
dmi.chassis.asset.tag: 0000000000
dmi.chassis.type: 10
dmi.chassis.vendor: Dynabook Inc.
dmi.chassis.version: Version 1.0
dmi.modalias: dmi:bvnDynabookInc.:bvrVersion3.10:bd04/28/2020:svnDynabookInc.:pndynabookTECRAA40-G:pvrPMZ20E-0K801FDU:rvnDynabookInc.:rnA0104/0002:rvrVersionA0:cvnDynabookInc.:ct10:cvrVersion1.0:
dmi.product.family: dynabook TECRA
dmi.product.name: dynabook TECRA A40-G
dmi.product.sku: PMZ20E
dmi.product.version: PMZ20E-0K801FDU
dmi.sys.vendor: Dynabook Inc.
version.compiz: compiz N/A
version.libdrm2: libdrm2 2.4.101-2
version.libgl1-mesa-dri: libgl1-mesa-dri 20.0.8-0ubuntu1~20.04.1
version.libgl1-mesa-glx: libgl1-mesa-glx N/A
version.xserver-xorg-core: xserver-xorg-core 2:1.20.8-2ubuntu2.4
version.xserver-xorg-input-evdev: xserver-xorg-input-evdev 1:2.10.6-1
version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:19.1.0-1
version.xserver-xorg-video-intel: xserver-xorg-video-intel 2:2.99.917+git20200226-1
version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 1:1.0.16-1

Revision history for this message
Ada (eyduh) wrote :
Revision history for this message
Launchpad Janitor (janitor) wrote :

Status changed to 'Confirmed' because the bug affects multiple users.

Changed in xserver-xorg-input-libinput (Ubuntu):
status: New → Confirmed
Revision history for this message
Adam Przepiórkowski (adamp) wrote :

I have a very similar problem with Toshiba/dynabook PORTEGE X30L-G-10J and Kubuntu 20.10. Touchpad _almost_ does not work at all, from time to time cursor moves a little. Will report it as a separate bug.

Timo Aaltonen (tjaalton)
affects: xserver-xorg-input-libinput (Ubuntu) → linux (Ubuntu)
Revision history for this message
Adam Przepiórkowski (adamp) wrote :

See the solution to bug 1907991 here:

https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1907991/comments/29

Perhaps this will also work in this case? Good luck!

Revision history for this message
Ada (eyduh) wrote :

Setting kernel parameter kernel parameter "psmouse.synaptics_intertouch=1" solved the problem, as suggested in comment #4 above and here
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1907991/comments/29

Cheers!

Revision history for this message
Ada (eyduh) wrote :

Btw, I had ended up installing ubuntu studio 20.10 before trying the solution so I am not sure if it would solve it under 20.04.

Ada (eyduh)
Changed in linux (Ubuntu):
status: Confirmed → In Progress
Revision history for this message
Edwin Pulido (wawapuriq) wrote :

Thanks .. It's solutions done for me, i hope done for other persons.

Setting kernel parameter kernel parameter "psmouse.synaptics_intertouch=1" solved the problem, as suggested in comment #4 above and here
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1907991/comments/29

Cheers!

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